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Grey relational analysis. Grey relational analysis (GRA) was developed by Deng Julong of Huazhong University of Science and Technology. It is one of the most widely used models of grey system theory. GRA uses a specific concept of information. It defines situations with no information as black, and those with perfect information as white.
Quantitative structure–activity relationship models (QSAR models) are regression or classification models used in the chemical and biological sciences and engineering. Like other regression models, QSAR regression models relate a set of "predictor" variables (X) to the potency of the response variable (Y), while classification QSAR models ...
First, regression analysis is widely used for prediction and forecasting, where its use has substantial overlap with the field of machine learning. Second, in some situations regression analysis can be used to infer causal relationships between the independent and dependent variables.
Data analysis is the process of inspecting, cleansing, transforming, and modeling data with the goal of discovering useful information, informing conclusions, and supporting decision-making. [ 1 ] Data analysis has multiple facets and approaches, encompassing diverse techniques under a variety of names, and is used in different business ...
Relationships in both romantic and business manners can be identified through ten steps, which Mark Knapp identified and named Knapp's relationship model. [22] The first five steps involved are coming together stages known as escalation, and the latter five steps involved are termination or de-escalation model. The stages of a relationship can ...
Johnson continued to develop EFT for couples, integrating attachment theory with systemic and humanistic approaches, [16] and explicitly expanding attachment theory's understanding of love relationships. [17] Johnson's model retained the original three stages and nine steps and two sets of interventions that aim to reshape the attachment bond ...
The Cascade Model of Relational Dissolution (also known as Gottman's Four Horsemen) is a relational communications theory that proposes four critically negative behaviors that lead to the breakdown of marital and romantic relationships. [1] The model is the work of psychological researcher John Gottman, a professor at the University of ...
A decision tree is a flowchart -like structure in which each internal node represents a "test" on an attribute (e.g. whether a coin flip comes up heads or tails), each branch represents the outcome of the test, and each leaf node represents a class label (decision taken after computing all attributes). The paths from root to leaf represent ...